<template>
<		<el-upload
             id="audioUpload"
              class="avatar-uploader"
              :action="upLoadAudio"
              :show-file-list="true"
              :multiple="false"
              :file-list="fileList"
              :on-remove="handleRemove"
              :limit="1"
              :auto-upload="true"
              :on-change="handleChangeAudio"
              :on-success="handleAvatarSuccess"
              :before-upload="beforeAvatarUpload">
          <el-button slot="trigger" size="small" type="primary">选取文件</el-button>
          <div slot="tip" class="el-upload__tip" style="margin-bottom: 10px">
              只能上传mp3文件，且不超过2M，播放长度不超过60s
          </div>
       </el-upload>
</template>